im lookin into co2 just now and found this just wondering if you think this would work for some one with one plant http://fish.orbust.net/carbondioxide.html

and im struggling for seeds as they are all credit card to paranoid for that i will have to get the address of the market were mand gets hers and drive down take me about 4 hours to drive there but must be done ,scotland man you can get nothing here if i only was growing a plant wouldnt be to bad but not giving card details to no one ,by the way thats right cheap for a hps bulb mate they are about £60 here,on your next grow if you used co2 you would have monsters mate monsters